Relatorio - Panda Profiling

Brought to you by YData

Dataset statistics

Number of variables	16
Number of observations	506
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	63.4 KiB
Average record size in memory	128.3 B

Variable types

Text	1
Numeric	14
Categorical	1

Alerts

`AGE` is highly overall correlated with `CRIM` and 7 other fields	High correlation
`CRIM` is highly overall correlated with `AGE` and 8 other fields	High correlation
`DIS` is highly overall correlated with `AGE` and 6 other fields	High correlation
`INDUS` is highly overall correlated with `AGE` and 7 other fields	High correlation
`MEDV` is highly overall correlated with `AGE` and 7 other fields	High correlation
`NOX` is highly overall correlated with `AGE` and 8 other fields	High correlation
`PTRATIO` is highly overall correlated with `MEDV` and 1 other fields	High correlation
`RAD` is highly overall correlated with `CRIM` and 3 other fields	High correlation
`RM` is highly overall correlated with `MEDV`	High correlation
`TAX` is highly overall correlated with `AGE` and 7 other fields	High correlation
`TRACT` is highly overall correlated with `AGE` and 8 other fields	High correlation
`ZN` is highly overall correlated with `AGE` and 4 other fields	High correlation
`CHAS` is highly imbalanced (63.7%)	Imbalance
`TRACT` has unique values	Unique
`ZN` has 372 (73.5%) zeros	Zeros

Reproduction

Analysis started	2025-10-01 10:48:28.364272
Analysis finished	2025-10-01 10:49:09.379175
Duration	41.01 seconds
Software version	ydata-profiling vv4.17.0
Download configuration	config.json

TOWN
Text

Distinct	92
Distinct (%)	18.2%
Missing	0
Missing (%)	0.0%
Memory size	4.1 KiB

Length

Max length	23
Median length	18
Mean length	9.9743083
Min length	4

Characters and Unicode

Total characters	5047
Distinct characters	41
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	17 ?
Unique (%)	3.4%

Sample

1st row	Nahant
2nd row	Swampscott
3rd row	Swampscott
4th row	Marblehead
5th row	Marblehead

Value	Count	Frequency (%)
boston	157	22.0%
cambridge	30	4.2%
hill	26	3.6%
savin	23	3.2%
roxbury	23	3.2%
lynn	22	3.1%
newton	18	2.5%
somerville	15	2.1%
south	13	1.8%
east	12	1.7%
Other values (87)	375	52.5%

Most occurring characters

Value	Count	Frequency (%)
o	618	12.2%
n	465	9.2%
t	389	7.7%
e	378	7.5%
a	270	5.3%
r	264	5.2%
s	254	5.0%
l	250	5.0%
B	220	4.4%
i	219	4.3%
Other values (31)	1720	34.1%

Most occurring categories

Value	Count	Frequency (%)
(unknown)	5047	100.0%

Most frequent character per category

(unknown)

Value	Count	Frequency (%)
o	618	12.2%
n	465	9.2%
t	389	7.7%
e	378	7.5%
a	270	5.3%
r	264	5.2%
s	254	5.0%
l	250	5.0%
B	220	4.4%
i	219	4.3%
Other values (31)	1720	34.1%

Most occurring scripts

Value	Count	Frequency (%)
(unknown)	5047	100.0%

Most frequent character per script

(unknown)

Value	Count	Frequency (%)
o	618	12.2%
n	465	9.2%
t	389	7.7%
e	378	7.5%
a	270	5.3%
r	264	5.2%
s	254	5.0%
l	250	5.0%
B	220	4.4%
i	219	4.3%
Other values (31)	1720	34.1%

Most occurring blocks

Value	Count	Frequency (%)
(unknown)	5047	100.0%

Most frequent character per block

(unknown)

Value	Count	Frequency (%)
o	618	12.2%
n	465	9.2%
t	389	7.7%
e	378	7.5%
a	270	5.3%
r	264	5.2%
s	254	5.0%
l	250	5.0%
B	220	4.4%
i	219	4.3%
Other values (31)	1720	34.1%

TRACT
Real number (ℝ)

High correlation Unique

Distinct	506
Distinct (%)	100.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2700.3557

Minimum	1
Maximum	5082
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	1
5-th percentile	430.5
Q1	1303.25
median	3393.5
Q3	3739.75
95-th percentile	4202.75
Maximum	5082
Range	5081
Interquartile range (IQR)	2436.5

Descriptive statistics

Standard deviation	1380.0368
Coefficient of variation (CV)	0.51105742
Kurtosis	-1.1960953
Mean	2700.3557
Median Absolute Deviation (MAD)	787
Skewness	-0.43580814
Sum	1366380
Variance	1904501.7
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1805	1	0.2%
2011	1	0.2%
2021	1	0.2%
2022	1	0.2%
2031	1	0.2%
2032	1	0.2%
2033	1	0.2%
2041	1	0.2%
2042	1	0.2%
2043	1	0.2%
Other values (496)	496	98.0%

Value	Count	Frequency (%)
1	1	0.2%
2	1	0.2%
3	1	0.2%
4	1	0.2%
5	1	0.2%
6	1	0.2%
7	1	0.2%
8	1	0.2%
101	1	0.2%
102	1	0.2%

Value	Count	Frequency (%)
5082	1	0.2%
5081	1	0.2%
5071	1	0.2%
5062	1	0.2%
5061	1	0.2%
5052	1	0.2%
5051	1	0.2%
5041	1	0.2%
5031	1	0.2%
5022	1	0.2%

LON
Real number (ℝ)

Distinct	375
Distinct (%)	74.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	-71.056389

Minimum	-71.2895
Maximum	-70.81
Zeros	0
Zeros (%)	0.0%
Negative	506
Negative (%)	100.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	-71.2895
5-th percentile	-71.202375
Q1	-71.093225
median	-71.0529
Q3	-71.019625
95-th percentile	-70.936
Maximum	-70.81
Range	0.4795
Interquartile range (IQR)	0.0736

Descriptive statistics

Standard deviation	0.075405348
Coefficient of variation (CV)	-0.0010612043
Kurtosis	1.1084808
Mean	-71.056389
Median Absolute Deviation (MAD)	0.0371
Skewness	-0.20538473
Sum	-35954.533
Variance	0.0056859665
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-71.069	5	1.0%
-71.04	4	0.8%
-71.03	4	0.8%
-71.059	4	0.8%
-71.055	4	0.8%
-71.02	4	0.8%
-71.0455	4	0.8%
-71.075	4	0.8%
-71.046	3	0.6%
-70.93	3	0.6%
Other values (365)	467	92.3%

Value	Count	Frequency (%)
-71.2895	1	0.2%
-71.2807	1	0.2%
-71.269	1	0.2%
-71.2685	1	0.2%
-71.263	1	0.2%
-71.262	1	0.2%
-71.2575	1	0.2%
-71.255	1	0.2%
-71.2475	1	0.2%
-71.247	1	0.2%

Value	Count	Frequency (%)
-70.81	1	0.2%
-70.83	2	0.4%
-70.833	1	0.2%
-70.8525	1	0.2%
-70.853	1	0.2%
-70.855	1	0.2%
-70.86	1	0.2%
-70.8875	1	0.2%
-70.9075	1	0.2%
-70.915	1	0.2%

LAT
Real number (ℝ)

Distinct	376
Distinct (%)	74.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	42.21644

Minimum	42.03
Maximum	42.381
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	42.03
5-th percentile	42.10745
Q1	42.180775
median	42.2181
Q3	42.25225
95-th percentile	42.31985
Maximum	42.381
Range	0.351
Interquartile range (IQR)	0.071475

Descriptive statistics

Standard deviation	0.061777184
Coefficient of variation (CV)	0.0014633442
Kurtosis	0.10400249
Mean	42.21644
Median Absolute Deviation (MAD)	0.03625
Skewness	-0.086678598
Sum	21361.519
Variance	0.0038164205
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
42.23	5	1.0%
42.192	4	0.8%
42.2075	4	0.8%
42.188	4	0.8%
42.245	4	0.8%
42.316	3	0.6%
42.255	3	0.6%
42.317	3	0.6%
42.178	3	0.6%
42.2765	3	0.6%
Other values (366)	470	92.9%

Value	Count	Frequency (%)
42.03	1	0.2%
42.0485	1	0.2%
42.052	1	0.2%
42.059	2	0.4%
42.0675	1	0.2%
42.0725	2	0.4%
42.0735	1	0.2%
42.0775	2	0.4%
42.0795	1	0.2%
42.0825	1	0.2%

Value	Count	Frequency (%)
42.381	1	0.2%
42.374	1	0.2%
42.3715	2	0.4%
42.3525	1	0.2%
42.346	2	0.4%
42.345	2	0.4%
42.3425	1	0.2%
42.34	1	0.2%
42.339	1	0.2%
42.3382	1	0.2%

MEDV
Real number (ℝ)

High correlation

Distinct	228
Distinct (%)	45.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	22.528854

Minimum	5
Maximum	50
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	5
5-th percentile	10.2
Q1	17.025
median	21.2
Q3	25
95-th percentile	43.4
Maximum	50
Range	45
Interquartile range (IQR)	7.975

Descriptive statistics

Standard deviation	9.1821759
Coefficient of variation (CV)	0.40757404
Kurtosis	1.5167834
Mean	22.528854
Median Absolute Deviation (MAD)	4
Skewness	1.1109119
Sum	11399.6
Variance	84.312354
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
50	16	3.2%
25	8	1.6%
21.7	7	1.4%
23.1	7	1.4%
20.6	6	1.2%
22	6	1.2%
19.4	6	1.2%
23.9	5	1.0%
20	5	1.0%
22.2	5	1.0%
Other values (218)	435	86.0%

Value	Count	Frequency (%)
5	2	0.4%
5.6	1	0.2%
6.3	1	0.2%
7	2	0.4%
7.2	3	0.6%
7.4	1	0.2%
7.5	1	0.2%
8.1	1	0.2%
8.2	1	0.2%
8.3	2	0.4%

Value	Count	Frequency (%)
50	16	3.2%
48.8	1	0.2%
48.5	1	0.2%
48.3	1	0.2%
46.7	1	0.2%
46	1	0.2%
45.4	1	0.2%
44.8	1	0.2%
44	1	0.2%
43.8	1	0.2%

CRIM
Real number (ℝ)

High correlation

Distinct	504
Distinct (%)	99.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	3.6135236

Minimum	0.00632
Maximum	88.9762
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	0.00632
5-th percentile	0.02791
Q1	0.082045
median	0.25651
Q3	3.6770825
95-th percentile	15.78915
Maximum	88.9762
Range	88.96988
Interquartile range (IQR)	3.5950375

Descriptive statistics

Standard deviation	8.6015451
Coefficient of variation (CV)	2.3803761
Kurtosis	37.130509
Mean	3.6135236
Median Absolute Deviation (MAD)	0.22145
Skewness	5.2231488
Sum	1828.4429
Variance	73.986578
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.01501	2	0.4%
14.3337	2	0.4%
0.03466	1	0.2%
0.05083	1	0.2%
0.03738	1	0.2%
0.03961	1	0.2%
0.03427	1	0.2%
0.05023	1	0.2%
0.03306	1	0.2%
0.05497	1	0.2%
Other values (494)	494	97.6%

Value	Count	Frequency (%)
0.00632	1	0.2%
0.00906	1	0.2%
0.01096	1	0.2%
0.01301	1	0.2%
0.01311	1	0.2%
0.0136	1	0.2%
0.01381	1	0.2%
0.01432	1	0.2%
0.01439	1	0.2%
0.01501	2	0.4%

Value	Count	Frequency (%)
88.9762	1	0.2%
73.5341	1	0.2%
67.9208	1	0.2%
51.1358	1	0.2%
45.7461	1	0.2%
41.5292	1	0.2%
38.3518	1	0.2%
37.6619	1	0.2%
28.6558	1	0.2%
25.9406	1	0.2%

ZN
Real number (ℝ)

High correlation Zeros

Distinct	26
Distinct (%)	5.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.363636

Minimum	0
Maximum	100
Zeros	372
Zeros (%)	73.5%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0
median	0
Q3	12.5
95-th percentile	80
Maximum	100
Range	100
Interquartile range (IQR)	12.5

Descriptive statistics

Standard deviation	23.322453
Coefficient of variation (CV)	2.0523759
Kurtosis	4.0315101
Mean	11.363636
Median Absolute Deviation (MAD)	0
Skewness	2.2256663
Sum	5750
Variance	543.93681
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=26)

Value	Count	Frequency (%)
0	372	73.5%
20	21	4.2%
80	15	3.0%
22	10	2.0%
25	10	2.0%
12.5	10	2.0%
40	7	1.4%
30	6	1.2%
45	6	1.2%
90	5	1.0%
Other values (16)	44	8.7%

Value	Count	Frequency (%)
0	372	73.5%
12.5	10	2.0%
17.5	1	0.2%
18	1	0.2%
20	21	4.2%
21	4	0.8%
22	10	2.0%
25	10	2.0%
28	3	0.6%
30	6	1.2%

Value	Count	Frequency (%)
100	1	0.2%
95	4	0.8%
90	5	1.0%
85	2	0.4%
82.5	2	0.4%
80	15	3.0%
75	3	0.6%
70	3	0.6%
60	4	0.8%
55	3	0.6%

INDUS
Real number (ℝ)

High correlation

Distinct	76
Distinct (%)	15.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.136779

Minimum	0.46
Maximum	27.74
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	0.46
5-th percentile	2.18
Q1	5.19
median	9.69
Q3	18.1
95-th percentile	21.89
Maximum	27.74
Range	27.28
Interquartile range (IQR)	12.91

Descriptive statistics

Standard deviation	6.8603529
Coefficient of variation (CV)	0.61600874
Kurtosis	-1.2335396
Mean	11.136779
Median Absolute Deviation (MAD)	6.32
Skewness	0.29502157
Sum	5635.21
Variance	47.064442
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
18.1	132	26.1%
19.58	30	5.9%
8.14	22	4.3%
6.2	18	3.6%
21.89	15	3.0%
3.97	12	2.4%
9.9	12	2.4%
10.59	11	2.2%
8.56	11	2.2%
5.86	10	2.0%
Other values (66)	233	46.0%

Value	Count	Frequency (%)
0.46	1	0.2%
0.74	1	0.2%
1.21	1	0.2%
1.22	1	0.2%
1.25	2	0.4%
1.32	1	0.2%
1.38	1	0.2%
1.47	2	0.4%
1.52	4	0.8%
1.69	2	0.4%

Value	Count	Frequency (%)
27.74	5	1.0%
25.65	7	1.4%
21.89	15	3.0%
19.58	30	5.9%
18.1	132	26.1%
15.04	3	0.6%
13.92	5	1.0%
13.89	4	0.8%
12.83	6	1.2%
11.93	5	1.0%

CHAS
Categorical

Imbalance

Distinct	2
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Memory size	4.1 KiB

0	471
1	35

Length

Max length	1
Median length	1
Mean length	1
Min length	1

Characters and Unicode

Total characters	506
Distinct characters	2
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	0
2nd row	0
3rd row	0
4th row	0
5th row	0

Common Values

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

Most occurring characters

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

Most occurring categories

Value	Count	Frequency (%)
(unknown)	506	100.0%

Most frequent character per category

(unknown)

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

Most occurring scripts

Value	Count	Frequency (%)
(unknown)	506	100.0%

Most frequent character per script

(unknown)

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

Most occurring blocks

Value	Count	Frequency (%)
(unknown)	506	100.0%

Most frequent character per block

(unknown)

Value	Count	Frequency (%)
0	471	93.1%
1	35	6.9%

NOX
Real number (ℝ)

High correlation

Distinct	81
Distinct (%)	16.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.55469506

Minimum	0.385
Maximum	0.871
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	0.385
5-th percentile	0.40925
Q1	0.449
median	0.538
Q3	0.624
95-th percentile	0.74
Maximum	0.871
Range	0.486
Interquartile range (IQR)	0.175

Descriptive statistics

Standard deviation	0.11587768
Coefficient of variation (CV)	0.20890339
Kurtosis	-0.064667133
Mean	0.55469506
Median Absolute Deviation (MAD)	0.0875
Skewness	0.72930792
Sum	280.6757
Variance	0.013427636
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.538	23	4.5%
0.713	18	3.6%
0.437	17	3.4%
0.871	16	3.2%
0.624	15	3.0%
0.489	15	3.0%
0.693	14	2.8%
0.605	14	2.8%
0.74	13	2.6%
0.544	12	2.4%
Other values (71)	349	69.0%

Value	Count	Frequency (%)
0.385	1	0.2%
0.389	1	0.2%
0.392	2	0.4%
0.394	1	0.2%
0.398	2	0.4%
0.4	4	0.8%
0.401	3	0.6%
0.403	3	0.6%
0.404	3	0.6%
0.405	3	0.6%

Value	Count	Frequency (%)
0.871	16	3.2%
0.77	8	1.6%
0.74	13	2.6%
0.718	6	1.2%
0.713	18	3.6%
0.7	11	2.2%
0.693	14	2.8%
0.679	8	1.6%
0.671	7	1.4%
0.668	3	0.6%

RM
Real number (ℝ)

High correlation

Distinct	446
Distinct (%)	88.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.2846344

Minimum	3.561
Maximum	8.78
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	3.561
5-th percentile	5.314
Q1	5.8855
median	6.2085
Q3	6.6235
95-th percentile	7.5875
Maximum	8.78
Range	5.219
Interquartile range (IQR)	0.738

Descriptive statistics

Standard deviation	0.70261714
Coefficient of variation (CV)	0.11179921
Kurtosis	1.8915004
Mean	6.2846344
Median Absolute Deviation (MAD)	0.3455
Skewness	0.40361213
Sum	3180.025
Variance	0.49367085
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
6.229	3	0.6%
6.127	3	0.6%
5.713	3	0.6%
6.417	3	0.6%
6.405	3	0.6%
6.167	3	0.6%
5.304	2	0.4%
5.39	2	0.4%
6.193	2	0.4%
4.138	2	0.4%
Other values (436)	480	94.9%

Value	Count	Frequency (%)
3.561	1	0.2%
3.863	1	0.2%
4.138	2	0.4%
4.368	1	0.2%
4.519	1	0.2%
4.628	1	0.2%
4.652	1	0.2%
4.88	1	0.2%
4.903	1	0.2%
4.906	1	0.2%

Value	Count	Frequency (%)
8.78	1	0.2%
8.725	1	0.2%
8.704	1	0.2%
8.398	1	0.2%
8.375	1	0.2%
8.337	1	0.2%
8.297	1	0.2%
8.266	1	0.2%
8.259	1	0.2%
8.247	1	0.2%

AGE
Real number (ℝ)

High correlation

Distinct	356
Distinct (%)	70.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	68.574901

Minimum	2.9
Maximum	100
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	2.9
5-th percentile	17.725
Q1	45.025
median	77.5
Q3	94.075
95-th percentile	100
Maximum	100
Range	97.1
Interquartile range (IQR)	49.05

Descriptive statistics

Standard deviation	28.148861
Coefficient of variation (CV)	0.41048344
Kurtosis	-0.96771559
Mean	68.574901
Median Absolute Deviation (MAD)	19.55
Skewness	-0.59896264
Sum	34698.9
Variance	792.3584
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
100	43	8.5%
87.9	4	0.8%
97.9	4	0.8%
98.8	4	0.8%
96	4	0.8%
98.2	4	0.8%
95.4	4	0.8%
96.2	3	0.6%
21.4	3	0.6%
88	3	0.6%
Other values (346)	430	85.0%

Value	Count	Frequency (%)
2.9	1	0.2%
6	1	0.2%
6.2	1	0.2%
6.5	1	0.2%
6.6	2	0.4%
6.8	1	0.2%
7.8	2	0.4%
8.4	1	0.2%
8.9	1	0.2%
9.8	1	0.2%

Value	Count	Frequency (%)
100	43	8.5%
99.3	1	0.2%
99.1	1	0.2%
98.9	3	0.6%
98.8	4	0.8%
98.7	1	0.2%
98.5	1	0.2%
98.4	2	0.4%
98.3	2	0.4%
98.2	4	0.8%

DIS
Real number (ℝ)

High correlation

Distinct	412
Distinct (%)	81.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	3.7950427

Minimum	1.1296
Maximum	12.1265
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	1.1296
5-th percentile	1.461975
Q1	2.100175
median	3.20745
Q3	5.188425
95-th percentile	7.8278
Maximum	12.1265
Range	10.9969
Interquartile range (IQR)	3.08825

Descriptive statistics

Standard deviation	2.1057101
Coefficient of variation (CV)	0.55485809
Kurtosis	0.48794112
Mean	3.7950427
Median Absolute Deviation (MAD)	1.29115
Skewness	1.0117806
Sum	1920.2916
Variance	4.4340151
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3.4952	5	1.0%
6.8147	4	0.8%
5.2873	4	0.8%
5.4007	4	0.8%
5.7209	4	0.8%
6.498	3	0.6%
6.4798	3	0.6%
7.309	3	0.6%
3.9454	3	0.6%
6.3361	3	0.6%
Other values (402)	470	92.9%

Value	Count	Frequency (%)
1.1296	1	0.2%
1.137	1	0.2%
1.1691	1	0.2%
1.1742	1	0.2%
1.1781	1	0.2%
1.2024	1	0.2%
1.2852	1	0.2%
1.3163	1	0.2%
1.3216	1	0.2%
1.3325	1	0.2%

Value	Count	Frequency (%)
12.1265	1	0.2%
10.7103	2	0.4%
10.5857	2	0.4%
9.2229	1	0.2%
9.2203	2	0.4%
9.1876	1	0.2%
9.0892	1	0.2%
8.9067	2	0.4%
8.7921	2	0.4%
8.6966	1	0.2%

RAD
Real number (ℝ)

High correlation

Distinct	9
Distinct (%)	1.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	9.5494071

Minimum	1
Maximum	24
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	1
5-th percentile	2
Q1	4
median	5
Q3	24
95-th percentile	24
Maximum	24
Range	23
Interquartile range (IQR)	20

Descriptive statistics

Standard deviation	8.7072594
Coefficient of variation (CV)	0.91181152
Kurtosis	-0.86723199
Mean	9.5494071
Median Absolute Deviation (MAD)	2
Skewness	1.0048146
Sum	4832
Variance	75.816366
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=9)

Value	Count	Frequency (%)
24	132	26.1%
5	115	22.7%
4	110	21.7%
3	38	7.5%
6	26	5.1%
8	24	4.7%
2	24	4.7%
1	20	4.0%
7	17	3.4%

Value	Count	Frequency (%)
1	20	4.0%
2	24	4.7%
3	38	7.5%
4	110	21.7%
5	115	22.7%
6	26	5.1%
7	17	3.4%
8	24	4.7%
24	132	26.1%

Value	Count	Frequency (%)
24	132	26.1%
8	24	4.7%
7	17	3.4%
6	26	5.1%
5	115	22.7%
4	110	21.7%
3	38	7.5%
2	24	4.7%
1	20	4.0%

TAX
Real number (ℝ)

High correlation

Distinct	66
Distinct (%)	13.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	408.23715

Minimum	187
Maximum	711
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	187
5-th percentile	222
Q1	279
median	330
Q3	666
95-th percentile	666
Maximum	711
Range	524
Interquartile range (IQR)	387

Descriptive statistics

Standard deviation	168.53712
Coefficient of variation (CV)	0.4128412
Kurtosis	-1.142408
Mean	408.23715
Median Absolute Deviation (MAD)	73
Skewness	0.66995594
Sum	206568
Variance	28404.759
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
666	132	26.1%
307	40	7.9%
403	30	5.9%
437	15	3.0%
304	14	2.8%
264	12	2.4%
398	12	2.4%
384	11	2.2%
277	11	2.2%
330	10	2.0%
Other values (56)	219	43.3%

Value	Count	Frequency (%)
187	1	0.2%
188	7	1.4%
193	8	1.6%
198	1	0.2%
216	5	1.0%
222	7	1.4%
223	5	1.0%
224	10	2.0%
226	1	0.2%
233	9	1.8%

Value	Count	Frequency (%)
711	5	1.0%
666	132	26.1%
469	1	0.2%
437	15	3.0%
432	9	1.8%
430	3	0.6%
422	1	0.2%
411	2	0.4%
403	30	5.9%
402	2	0.4%

PTRATIO
Real number (ℝ)

High correlation

Distinct	46
Distinct (%)	9.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	18.455534

Minimum	12.6
Maximum	22
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	4.1 KiB

Quantile statistics

Minimum	12.6
5-th percentile	14.7
Q1	17.4
median	19.05
Q3	20.2
95-th percentile	21
Maximum	22
Range	9.4
Interquartile range (IQR)	2.8

Descriptive statistics

Standard deviation	2.1649455
Coefficient of variation (CV)	0.11730604
Kurtosis	-0.28509138
Mean	18.455534
Median Absolute Deviation (MAD)	1.15
Skewness	-0.80232493
Sum	9338.5
Variance	4.6869891
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=46)

Value	Count	Frequency (%)
20.2	140	27.7%
14.7	34	6.7%
21	27	5.3%
17.8	23	4.5%
19.2	19	3.8%
17.4	18	3.6%
19.1	17	3.4%
18.6	17	3.4%
18.4	16	3.2%
16.6	16	3.2%
Other values (36)	179	35.4%

Value	Count	Frequency (%)
12.6	3	0.6%
13	12	2.4%
13.6	1	0.2%
14.4	1	0.2%
14.7	34	6.7%
14.8	3	0.6%
14.9	4	0.8%
15.1	1	0.2%
15.2	13	2.6%
15.3	3	0.6%

Value	Count	Frequency (%)
22	2	0.4%
21.2	15	3.0%
21.1	1	0.2%
21	27	5.3%
20.9	11	2.2%
20.2	140	27.7%
20.1	5	1.0%
19.7	8	1.6%
19.6	8	1.6%
19.2	19	3.8%

	AGE	CHAS	CRIM	DIS	INDUS	LAT	LON	MEDV	NOX	PTRATIO	RAD	RM	TAX	TRACT	ZN
AGE	1.000	0.000	0.704	-0.802	0.679	0.070	0.194	-0.552	0.795	0.355	0.418	-0.278	0.526	-0.530	-0.544
CHAS	0.000	1.000	0.000	0.084	0.146	0.324	0.275	0.208	0.175	0.157	0.131	0.012	0.043	0.301	0.024
CRIM	0.704	0.000	1.000	-0.745	0.736	-0.151	0.087	-0.563	0.821	0.465	0.728	-0.309	0.729	-0.641	-0.572
DIS	-0.802	0.084	-0.745	1.000	-0.757	-0.013	-0.061	0.446	-0.880	-0.322	-0.496	0.263	-0.574	0.567	0.615
INDUS	0.679	0.146	0.736	-0.757	1.000	-0.021	0.081	-0.580	0.791	0.434	0.456	-0.415	0.664	-0.557	-0.643
LAT	0.070	0.324	-0.151	-0.013	-0.021	1.000	0.173	0.021	-0.081	-0.005	-0.306	-0.119	-0.164	-0.340	-0.105
LON	0.194	0.275	0.087	-0.061	0.081	0.173	1.000	-0.421	0.237	0.360	-0.037	-0.303	0.050	-0.279	-0.221
MEDV	-0.552	0.208	-0.563	0.446	-0.580	0.021	-0.421	1.000	-0.566	-0.554	-0.351	0.635	-0.567	0.519	0.439
NOX	0.795	0.175	0.821	-0.880	0.791	-0.081	0.237	-0.566	1.000	0.391	0.586	-0.310	0.650	-0.600	-0.635
PTRATIO	0.355	0.157	0.465	-0.322	0.434	-0.005	0.360	-0.554	0.391	1.000	0.318	-0.313	0.453	-0.572	-0.448
RAD	0.418	0.131	0.728	-0.496	0.456	-0.306	-0.037	-0.351	0.586	0.318	1.000	-0.107	0.705	-0.532	-0.279
RM	-0.278	0.012	-0.309	0.263	-0.415	-0.119	-0.303	0.635	-0.310	-0.313	-0.107	1.000	-0.272	0.290	0.361
TAX	0.526	0.043	0.729	-0.574	0.664	-0.164	0.050	-0.567	0.650	0.453	0.705	-0.272	1.000	-0.637	-0.371
TRACT	-0.530	0.301	-0.641	0.567	-0.557	-0.340	-0.279	0.519	-0.600	-0.572	-0.532	0.290	-0.637	1.000	0.446
ZN	-0.544	0.024	-0.572	0.615	-0.643	-0.105	-0.221	0.439	-0.635	-0.448	-0.279	0.361	-0.371	0.446	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

	TOWN	TRACT	LON	LAT	MEDV	CRIM	ZN	INDUS	NOX	RM	AGE	DIS	RAD	TAX	PTRATIO
0	Nahant	2011	-70.9550	42.2550	24.0	0.00632	18.0	2.31	0.538	6.575	65.2	4.0900	1	296	15.3
1	Swampscott	2021	-70.9500	42.2875	21.6	0.02731	0.0	7.07	0.469	6.421	78.9	4.9671	2	242	17.8
2	Swampscott	2022	-70.9360	42.2830	34.7	0.02729	0.0	7.07	0.469	7.185	61.1	4.9671	2	242	17.8
3	Marblehead	2031	-70.9280	42.2930	33.4	0.03237	0.0	2.18	0.458	6.998	45.8	6.0622	3	222	18.7
4	Marblehead	2032	-70.9220	42.2980	36.2	0.06905	0.0	2.18	0.458	7.147	54.2	6.0622	3	222	18.7
5	Marblehead	2033	-70.9165	42.3040	28.7	0.02985	0.0	2.18	0.458	6.430	58.7	6.0622	3	222	18.7
6	Salem	2041	-70.9360	42.2970	22.9	0.08829	12.5	7.87	0.524	6.012	66.6	5.5605	5	311	15.2
7	Salem	2042	-70.9375	42.3100	22.1	0.14455	12.5	7.87	0.524	6.172	96.1	5.9505	5	311	15.2
8	Salem	2043	-70.9330	42.3120	16.5	0.21124	12.5	7.87	0.524	5.631	100.0	6.0821	5	311	15.2
9	Salem	2044	-70.9290	42.3160	18.9	0.17004	12.5	7.87	0.524	6.004	85.9	6.5921	5	311	15.2

	TOWN	TRACT	LON	LAT	MEDV	CRIM	INDUS	NOX	RM	AGE	DIS	RAD	TAX	PTRATIO
496	Revere	1704	-71.0010	42.2525	19.7	0.28960	9.69	0.585	5.390	72.9	2.7986	6	391	19.2
497	Revere	1705	-70.9947	42.2496	18.3	0.26838	9.69	0.585	5.794	70.6	2.8927	6	391	19.2
498	Revere	1706	-71.0050	42.2455	21.2	0.23912	9.69	0.585	6.019	65.3	2.4091	6	391	19.2
499	Revere	1707	-70.9985	42.2430	17.5	0.17783	9.69	0.585	5.569	73.5	2.3999	6	391	19.2
500	Revere	1708	-70.9920	42.2380	16.8	0.22438	9.69	0.585	6.027	79.7	2.4982	6	391	19.2
501	Winthrop	1801	-70.9860	42.2312	22.4	0.06263	11.93	0.573	6.593	69.1	2.4786	1	273	21.0
502	Winthrop	1802	-70.9910	42.2275	20.6	0.04527	11.93	0.573	6.120	76.7	2.2875	1	273	21.0
503	Winthrop	1803	-70.9948	42.2260	23.9	0.06076	11.93	0.573	6.976	91.0	2.1675	1	273	21.0
504	Winthrop	1804	-70.9875	42.2240	22.0	0.10959	11.93	0.573	6.794	89.3	2.3889	1	273	21.0
505	Winthrop	1805	-70.9825	42.2210	19.0	0.04741	11.93	0.573	6.030	80.8	2.5050	1	273	21.0

Overview

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Interactions

Correlations

Missing values

Sample

Overview

Variables

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Interactions

Correlations

Missing values

Sample